import java.util.Scanner; public class Test6{ public static void main(String[] args){ Scanner input = new Scanner(System.in); System.out.println("请输入第一个数:"); int a1 = input.nextInt(); System.out.println("请输入第二个数:"); int a2 = input.nextInt(); System.out.println("交换后的结果为:" + a1 + "," + a2); } }
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